Yamaha OEM 3-4 Rider Tube Tow Rope. Options for 50 or 60 Feet This 4-rider tube tow rope has 2 sections, giving you the option to tow either 50 feet or 60 feet behind the boat depending on wake and water conditions. The pre-stretched UV-resistant 5/8″ diameter, 16-strand rope exceeds the 4150 lb break strength required by the WSIA for 4-rider tubes. A 6″ foam float is provided for the extra buoyancy. Also includes a rope keeper for convenient storage.